1. rabei
    [Damesites rabei]
  2. radians
    [Dumortieria radians]
  3. radiatus
    [Acanthodiscus radiatus]
  4. radisense
    [Euaspidoceras radisense (M)]
  5. raffrayi
    [Peltoceras raffrayi (m)]
  6. raguini
    [Choffatia cf. raguini (M)]
  7. raguini
    [Choffatia raguini (M)]
  8. ramkrishnai
    [Acrioceras (Acrioceras) ramkrishnai]
  9. rarecostata
    [Parkinsonia (Parkinsonia) rarecostata (m)]
  10. raricostatum
    [Aegocrioceras raricostatum]
  11. raulinianus
    [Otohoplites raulinianus]
  12. raulinianus
    [Otohoplites raulinianus]
  13. rauracum
    [Neoprionoceras rauracum]
  14. rectangulare
    [Hecticoceras (Hecticoceras) rectangulare (M)]
  15. recticostatus
    ["Costidiscus recticostatus" (M)]
  16. recuperoi
    [Subgrossouvria recuperoi (M)]
  17. reesidei
    [Scaphites reesidei (M)]
  18. reesidei
    [Scaphites reesidei (M)]
  19. reesidei
    [Scaphites reesidei (m)]
  20. refractus
    [Oecoptychius refractus (m)]
  21. rehmanni
    [Rehmannia (Rehmannia) gr. rehmanni forme revili (m)]
  22. rehmanni
    [Rehmannia (Rehmannia) rehmanni (M)]
  23. rehmanni
    [Rehmannia (Rehmannia) rehmanni (M)]
  24. reissi
    [Rehmannia (Loczyceras) reissi (M)]
  25. renevieri
    [Acompsoceras renevieri]
  26. renggeri
    [Creniceras renggeri]
  27. renzi
    [Bradfordia cf. renzi]
  28. requienianum
    [Coilopoceras requienianum]
  29. requienianum
    [Coilopoceras requienianum]
  30. rerollei
    [Neocosmoceras rerollei]
  31. retrospinatum
    [Peltoceras retrospinatum (M)]
  32. retrospinatum
    [Peltoceras retrospinatum (M)]
  33. reveliereanus
    [Spathites (Jeanrogericeras) gr. reveliereanus]
  34. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  35. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  36. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  37. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  38. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  39. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  40. reversum
    ["Rursiceras reversum" (m)]
  41. rherisensis
    [Erfoudites rherisensis]
  42. rhodanica
    [Dumortieria rhodanica]
  43. rhomboidalis
    [Pseudoschloenbachia (Rabenjanaharyella) rhomboidalis]
  44. rhotomagense
    [Acanthoceras rhotomagense]
  45. rhotomagense
    [Acanthoceras rhotomagense]
  46. rhotomagense
    [Acanthoceras rhotomagense]
  47. rhotomagense
    [Acanthoceras rhotomagense]
  48. rhotomagense
    [Acanthoceras rhotomagense]
  49. rhotomagense
    [Acanthoceras rhotomagense]
  50. rhotomagense
    [Acanthoceras rhotomagense patho.]
  51. riaziformis
    [Gregoryceras riaziformis]
  52. riaziformis
    [Gregoryceras riaziformis]
  53. robustum-polygonum
    [Vascoceras "robustum-polygonum"]
  54. rollandi
    [Thomasites rollandi]
  55. rollandi
    [Thomasites rollandi]
  56. rollandi
    [Thomasites rollandi]
  57. rollandi
    [Thomasites rollandi]
  58. rollandi
    [Thomasites rollandi meslei]
  59. rossicus
    [Tetrahoplites rossicus]
  60. rostrata
    [Pervinquieria (Subschloenbachia) rostrata]
  61. rotalinus
    [Pseudojacobites rotalinus]
  62. rotalinus
    [Pseudojacobites rotalinus]
  63. rotari
    [Euaspidoceras rotari (M)]
  64. rotoides
    [Perisphinctes (Dichotomoceras) rotoides (m)]
  65. rotula
    [Spitidiscus rotula]
  66. rousseli
    [Hyporbulites rousseli]
  67. rowlstonense
    [Kosmoceras aff. rowlstonense (M)]
  68. rowlstonense
    [Kosmoceras cf. rowlstonense (M)]
  69. rubescens
    [Lytoceras rubescens]
  70. rudis
    [Hoplites (Hoplites) rudis]
  71. rudis
    [Hoplites (Hoplites) rudis var. dentatiformis]
  72. rupellense
    [Epaspidoceras rupellense (M)]
  73. rusticum
    [Metasigaloceras rusticum]